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參數(shù)資料
| 型號： | FAN1538 |
| 廠商： | Fairchild Semiconductor Corporation |
| 英文描述： | Dual Channel 1A Low Dropout Linear Regulator with UVLO and Soft-start |
| 中文描述： | 雙通道1A低壓差線性與調(diào)節(jié)UVLO及軟啟動 |
| 文件頁數(shù)： | 3/6頁 |
| 文件大?。?/td> | 75K |
| 代理商： | FAN1538 |
PRODUCT SPECIFICATION
FAN1538
REV. 1.0.2 12/17/03
3
Electrical Specifications
(Operating Conditions: VIN = 5V, TJ=25
°
C unless otherwise speci
fi
ed)
The
denotes speci
fi
cations which apply over the full operating temperature range.
Diagram 1: UVLO and Softstart Timing
Parameter
V1 Output Voltage
Conditions
10mA
4.50V
10mA
4.50V
10mA
4.50V
10mA<Iout<1A
4.50V
≤
Min.
3.234
3.200
2.450
2.420
1.400
Typ.
3.300
3.300
2.500
2.500
Max.
3.366
3.400
2.550
2.580
Units
V
≤
≤
≤
≤
≤
≤
Iout
VIN
Iout
VIN
Iout
VIN
≤
≤
≤
≤
≤
≤
1A
7V
1A
7V
1A
7V
V2 Output Voltage (FAN1538A)
V
V2 Minimum Output Voltage
(FAN1538B)
Reference Voltage (FAN1538B)
(FB)
FB Pin Bias Current
Line Regulation
(Both Outputs)
Load Regulation
(Both Outputs)
Current Limit
(Both Outputs)
Minimum Load Current
(Both Outputs)
Quiescent Current
Ripple Rejection
(Both Outputs)
Under-Voltage Lockout (See Diagram1)
VIN Rising threshold
VIN Falling threshold
V1 & V2 delay start time
V1 softstart slew rate
V2 softstart slew rate
V1 & V2
Thermal Shutdown
Shut down Temperature
Thermal hysteresis
V
VIN
≤
7V
1.225
1.210
1.250
1.250
1.275
1.290
1
0.5
V
μA
%
4.50V
Iout = 10mA
VIN=5.0V
10mA
VIN = 5V
≤
VIN
≤
7V
0.005
≤
Iout
≤
1A
0.05
0.5
%
1.1
1.5
A
4.50V
≤
VIN
≤
7V
10
mA
VIN = 5V
F = 60Hz, Cout = 22μF
VIN = 5V, Iout =100mA
6
15
mA
dB
60
3.4
3.0
3.8
3.3
150
250
550
4.2
3.6
V
V
μ
μ
s/V
μ
s/V
V
VIN > UVLO Rising Threshold
s
R1 = 1250 & R2 = 250 ohms
VIN < 3.4
0.5
165
40
°
°
C
C
VIN
V3.3
VIN = 3.3V
V1.5
Time
Input
Voltage
150
μ
s
VIN = 3.8V
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| FAN1538DAX | Dual Channel 1A Low Dropout Linear Regulator with UVLO and Soft-start |
| FAN1538DBX | Dual Channel 1A Low Dropout Linear Regulator with UVLO and Soft-start |
| FAN1538PAX | Dual Channel 1A Low Dropout Linear Regulator with UVLO and Soft-start |
| FAN1538PBX | Dual Channel 1A Low Dropout Linear Regulator with UVLO and Soft-start |
| FAN1539 | 1A/1.3A, LDO With Low Quiescent Current |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| FAN1538DAX | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Dual Channel 1A Low Dropout Linear Regulator with UVLO and Soft-start |
| FAN1538DBX | 功能描述:低壓差穩(wěn)壓器 - LDO Dual 1A Adjustable LDO with UVLO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| FAN1538DBX_Q | 功能描述:低壓差穩(wěn)壓器 - LDO Dual 1A Adjustable LDO with UVLO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| FAN1538PAX | 功能描述:低壓差穩(wěn)壓器 - LDO Dual 1A Adj LDO with UVLO and Soft-Start RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| FAN1538PAX_Q | 功能描述:低壓差穩(wěn)壓器 - LDO Dual 1A Adj LDO with UVLO and Soft-Start RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
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